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| Criterion |  Engineering Golden Path |  Operations Gemba Walk |  Engineering Fault Isolation |  Operations A3 Problem Solving |
|---|---|---|---|---|
Purposedifferent | When teams need a reliable default path for frequent use, sprawl quickly emerges without any guiding logic. Golden Path bundles the preferred path so good practice becomes easy and deviation becomes deliberate. | When there is uncertainty about the real course of a process, the method brings observation to the place where work happens. It combines perception, follow-up questions, and process knowledge so decisions rest on actual workflows instead of assumptions. | In technical failures, the visible symptom often gets mixed up with the actual cause. Fault Isolation narrows the fault space and progressively reduces which part of the system is truly affected. | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. |
Complexitydifferent | Medium | Low | Medium | Medium |
Timedifferent | 1-3 Tage Setup, laufend | 30-120 min | 30-180 min | 45-90 min |
Participantsdifferent | 2-8 | 2-6 | 1-6 | 2-5 |
Formatdifferent | Workshop + async | Workshop | Workshop + async | Workshop + async |
Outputdifferent | Golden Path Guide, Templates, Quality Checks | Observation Notes, Improvement Ideas | Fault Isolation Map, Test Log, Excluded Hypotheses, Narrowed Fault Area | A3 Report, Action Plan, Root Cause Analysis |
Tagsno overlap | EngineeringProductivityGovernance | LeanObservationProcessOperations | TroubleshootingDiagnosisEngineering | LeanProblem solvingCoachingOperations |